Key features of gastric gist in brazil

摘要

GIST is the second most common malignant tumor of the stomach. Today GIST is not considered benign tumors however some GIST has a benign behavior.The BGCA (Brazilian Gastric Cancer Association) founded in 1999, has collected gastric GIST from several centers and institution across the country and analyzed the data One hundred and seventy cases were analyzed.The age ranged from 15 to 84 years. The age distribution differed according to gender. Females had an average age of 63 while for males was 55 years. There was a slight prevalence of male over female (1.2:1). The triad of abdominal pain, weight loss and melena were present in more than 90% of cases. The acute abdomen occurred in 7.4% of cases and bleeding was the main symptom and only one case of small bowel obstruction. As for location 38% were in the upper part, 35% in the middle and only 16% in the lower part of the stomach. The size ranged from 0.8 cm to greater than 25 cm in diameter (average 7.2 cm). Surgical resection was performed as a wedge when you already had the pre-operative diagnosis. Wedge resection (open or video) in 30.5%, subtotal gastrectomy in 25.4% and 12% in total. The endogastricsurgery was done only recently and in less than 3% of the cases. Conclusions : Gastric GISTs are malignant neoplasm with different behavior. Considering the cases not reported mainly by endoscopy we believe that the GIST is sub diagnosed in Brazil in a considerably number of cases. Laparoscopy is now the most common surgical treatment. In 2010 the Brazilian association of gastric cancer has started a database called.